#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
int main()
{
	printf("hello world");
	printf("%zd\n",sizeof(char));
	printf("%zd\n", sizeof(short)); 
	printf("%zd\n", sizeof(long));
	printf("%zd\n", sizeof(long long));
	printf("%zd\n", sizeof(double));
	printf("%zd\n", sizeof(_Bool));
	return 0;
}